Query Genus Locality Fossil Stomatorbina concentrica Main Key to Species About Contact
Class: Miliolata    Subclass: Miliamminana    Order: Schlumbergerinida    Family: Rzehakinidae
Spirosigmoilinella Matsunaga, 1955

Spirosigmoilinella compressa
#N/A
identified by scientist   
Paleogene
Carpathians

Spirosigmoilinella sp.
---
identified by scientist   
Cretaceous
Barents Sea